Overall Performance High torque when engine is at the low speed,climbing

strong,reliable performance.

Vibration Performance Optimize the balance of crankshaft, little vibration.

Clutch simplicity and convenience the operation.

Large Oil Pump large oil pump capacity make the engine working more

reliable.

Degassing Valve Structure Degassing valve structure for intake valve and exhaust

valve, eliminate the influence of carbon deposition, and

make the engine working more reliable.

Pressure Relief Valve Structure Add pressure relief valve structure,which makes the

start more relax.

Appearance Attractive Providing more different types of left & right cover for

customer choices.